Concrete gun

Details Concrete gun Concrete gun

1982-05-24

1984-07-31

Nase, Jeffrey V.

Conveyors: fluid current

With diverse power-driven conveyor

Rotary

222148, 222442, B65G 5346

Patent

active

044627190

ABSTRACT:
A concrete gun comprising in combination a rotor, a plurality of chambers arranged in said rotor in a circular array and extending parallel to the axis of said rotor, sealing plates of elastomeric material engaging the ends of the rotor and closing said chambers, a vent orifice comprising a recess in one of said sealing plates, said recess being located to be successively in register with said chambers upon rotation of said rotor, an air filter communicating said recess with the surrounding air and a clearing device for the recess including an actuating element extending from the recess to outside the gun. By reason of the external actuating element the vent orifice can be periodically cleaned of deposited residue without danger or having to shut down the machine.

REFERENCES:
patent: 4376600 (1983-03-01), Egli

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